64 dotnet developer jobs at 33 companies in Halfway, MD
1mo
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Software Developer
Herndon, Virginia, United States
OnsiteFull Time
3+ YOEActive security clearance with polygraph; 3+ years software development experience or bachelor's degree; proficiency in JavaScript/Java/ASP.NET and scripting languages; experience with application security, accreditation, and SCRUM.
SCRUM, JavaScript, Java, ASP.NET, Perl, PHP, Ruby on Rails, Flex, Silverlight, Google Earth Plugin
2mo
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Software Developer
Sterling, Virginia, United States
OnsiteFull Time
TS/SCI with Polygraph required Day 1; strong software development skills with proficiency in JavaScript, Java, ASP.NET or scripting languages; experience with software lifecycle, security patching, and vulnerability assessment.
SCRUM Agile, JavaScript, Java, ASP.NET, Perl, PHP, Ruby on Rails, Flex, Silverlight, Google Earth Plugin
3mo
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Software Developer
Herndon, Virginia, United States
$112k-$179k/yr OnsiteFull Time
5+ YOETS/SCI with polygraph or ability to obtain; 5+ years software development; .NET, HTML, C#; DevOps tools; SQL Server; JavaScript; CSS; cross-browser code; strong teamwork and communication.
.NET, HTML, C#, JavaScript, Git, Azure DevOps, SQL Server, CSS
4d
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Software Developer, Expert
Herndon or McLean or United States
OnsiteFull Time
11+ YOERequires 11+ years of software development experience and a technical bachelor's degree or equivalent. Must know object-oriented programming, software design, databases, testing, and enterprise applications.
C#, .NET, Java, Kotlin, C++, Microsoft Windows, PowerShell, IIS, Jenkins CI/CD, AWS, Microsoft Azure, GitHub, Jira, Confluence, Git
4d
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Software Developer, Senior
Herndon or Virginia or United States
$133k-$226k/yr OnsiteFull Time
6+ YOERequires 6+ years of software development experience, a related technical bachelor's degree or equivalent, object-oriented programming, enterprise applications, databases, testing, debugging, and software lifecycle experience.
C#, .NET, Java, Kotlin, C++, PowerShell, Microsoft Windows, IIS, Jenkins, AWS, Microsoft Azure, GitHub, Jira, Confluence
3mo
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Software Engineer
Herndon, Virginia, United States
$130k-$265k/yr OnsiteFull Time
4+ YOE4-7+ years in software development across data, application, and UI layers; APIs, cloud, and data tooling experience; TS/SCI clearance.
Java, C#/.NET, SQL, JavaScript, HTML, XML, Python, R, Spark, Apache Iceberg, EMR, NiFi, Kubernetes
2mo
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Senior Software Developer
Herndon, Virginia, United States
OnsiteFull Time
6+ YOETop Secret/SCI with Poly, 6+ years in software development, BS in CS/Info Security or related field, proficient in .NET/C#/WPF/XAML/C++, ASP.NET Web API, HTML/CSS, Python, PowerShell; Windows apps/services/web services on IIS; AWS/Azure; GitHub/Jira/Jenkins/Confluence; STS/DataHound; PowerBI; Windows admin/troubleshooting; SDLC and IIS deployments.
.NET, C#, WPF/XAML, C++, ASP.NET Web API, HTML/CSS, Python, PowerShell, IIS, AWS, Azure, GitHub, Jira, Jenkins, Confluence, Secure Token Service, DataHound, PowerBI
3w
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Full-Stack Developer
Leesburg, Virginia, United States
OnsiteFull Time
3+ YOEBachelor's degree in CS/IT, 3–5 years full-stack development experience, proficiency in C#, .NET, Microsoft SQL Server, HTML5/CSS3/JavaScript, Git; experience with Rock RMS, REST APIs and on-premise hosting preferred.
Rock RMS, C#, .NET, Microsoft SQL Server, HTML5, CSS3, JavaScript, Git, REST APIs, Proxmox, CEPH
1w
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Full Stack Developer - (BEAGLE)
Ashburn or United States
$75k-$120k/yr HybridFull Time
7+ YOE7+ years professional experience with full-stack Java or C# (.NET Core) development, Spring, Angular/React, relational databases, and software lifecycle practices; U.S. citizenship and ability to pass background checks required.
Java, C#, .NET Core, Spring MVC, Spring Boot, Angular, React, PostgreSQL, Hibernate, Entity Framework, Git, AWS
2w
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Software Engineer (.NET)
Sterling, Virginia, United States
$115k-$150k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related,4+ years software development experience,proficiency in C#,C++ or Java,.NET/ASP.NET Core,ASP.NET MVC,Angular,SQL Server,EMR with strong communication and analytical skills,Public Trust eligibility.
C#, C++, Java, .NET Framework, ASP.NET Core, ASP.NET MVC, Angular, Bootstrap, Microsoft SQL Server, SQL Server Management Studio (SSMS), HTML, CSS, JavaScript, TypeScript, Docker, Kubernetes, AWS, Azure, Google Cloud, Azure Data Lake Services, Data Factory, Synapse analytics, SQL Managed Instance, Google Workspace, Gemini, Windows Presentation Foundation (WPF), JSON, XML, XSLT, Azure DevOps, GitHub
1mo
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Junior Full Stack Developer
Sterling, Virginia, United States
OnsiteFull Time
0+ YOE0–2 years software development experience; eligible for security clearance; basic knowledge of HTML5, CSS3, JavaScript (ES6+), a front-end framework (React/Angular/Vue.js), a back-end technology (.NET/Node.js/Java Spring Boot/Python), REST APIs, SQL/NoSQL, and Git.
HTML5, CSS3, JavaScript (ES6+), React, Angular, Vue.js, Node.js, .NET, Java, Java Spring Boot, Python, REST APIs, SQL Server, MySQL, PostgreSQL, Git
2d
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Senior Developer and Network Analyst
Frederick, Maryland, United States
$87k-$131k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience and 5+ years in software development, product management, or business systems analysis; requires SQL, BI reporting, analytical, communication, and problem-solving skills.
Classic ASP, ASP.NET, HTML, Angular, Sitecore, HubSpot, Microsoft Windows, MicroStrategy, Power BI, SQL, Oracle, SQL Server, Snowflake, Microsoft Excel, Microsoft Access, Microsoft PowerPoint, Microsoft Word
1mo
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Software Development Engineer II, Payments Security
Seattle or Herndon
$144k-$194k/yr OnsiteFull Time
3+ YOE3+ years professional software development and system design experience; proficiency in at least one programming language; Bachelor's degree in computer science or equivalent; strong communication and problem-solving skills.
Python, JavaScript, Go, .NET, Java, AWS
1mo
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IT Software Application Developer II (79635)
Sterling, Virginia, United States
OnsiteFull Time
10+ YOEBachelor's in CS or related (or equiv. experience); 10+ years full-stack web development with Java and .NET; experience with Spring Boot, ASP.NET MVC/Web API, Azure, Angular, HL7/FHIR, SQL databases, CI/CD, and healthcare compliance (HIPAA).
Java, .NET, ASP.NET MVC, Web API, Spring Boot, Azure, Angular, FHIR, HL7, EHR, SQL Server, PostgreSQL, SVN, Git, CI/CD, Jenkins, GitHub, Azure DevOps, Power BI, Pentaho, Microservices
2mo
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Full Stack Software Engineer
Herndon, Virginia, United States
RemoteFull Time
Deep experience with .NET stack, C#, JavaScript, Microsoft SQL Server, Azure, unit testing, CI/CD, and Agile development practices.
.NET Core, .NET MVC (Razor), ASP.NET Web API, Microsoft SQL Server, Redis, ElasticSearch, Microsoft Azure App Service, Microsoft Azure Function App, Microsoft Azure Storage Account, C#, JavaScript, TypeScript, jQuery, JSON, HTTP, HTML, CSS/SASS, SQL, Microsoft Visual Studio, NUnit, Microsoft SQL Server Management Studio, Jenkins, Github Actions, Slack
1mo
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Robotic Process Automation Engineer
Ashburn, Virginia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years software development experience, UiPath or Power Automate expertise, scripting in .NET/C#/VB.NET/JavaScript/Python, SQL, experience with microservices and cloud platforms; Public Trust required.
UiPath, Orchestrator, Action Center, Document Understanding, Power Automate, AI Builder, .NET, C#, VB.NET, JavaScript, React, Python, SQL, AWS, Azure, Google Cloud Platform, Microsoft SharePoint, Microsoft Products, Microsoft Windows Server, Microsoft SQL Server
1mo
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Robotic Process Automation Engineer
Ashburn, Virginia, United States
$87k-$198k/yr HybridFull Time
5+ YOE5+ years software development experience, 3+ years with legacy enterprise systems, experience with UiPath or Power Automate, scripting (.NET/C#/VB.NET/JavaScript/React/Python), SQL, cloud platforms; Public Trust required.
UiPath, UiPath Studio, UiPath Orchestrator, UiPath Action Center, UiPath Document Understanding, Power Automate, AI Builder, .NET, C#, VB.NET, JavaScript, React, Python, SQL, AWS, Azure, Google Cloud Platform, Microsoft SharePoint, Microsoft Windows Server, Microsoft SQL Server
2w
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Cloud Developer/Software Engineer (Expert)
Herndon, Virginia, United States
$150k-$254k/yr OnsiteFull Time
11+ YOEBachelor's in CS or related, 11+ years software development, proficiency in Java and C#, cloud experience (AWS/Azure/GCP/Oracle), DevOps tools (Jira, GitHub, Jenkins), scripting (Python or PowerShell), SQL and SSMS, Top Secret/SCI polygraph and U.S. person required.
Java, C#, React, Node.js, TypeScript, .NET, AWS, Azure, Google Cloud, Oracle, Jira, GitHub, Jenkins, Python, PowerShell, Windows, Linux, SQL, Microsoft SQL Server Management Studio, Ansible
1mo
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(USA) Software Engineer III, Information Security
Herndon or Bentonville
$90k-$216k/yr OnsiteFull Time
3+ YOE3–5 years software engineering experience; expertise in certificate lifecycle management, PKI, TLS; proficiency in Java, Python, or Go; familiarity with observability, cloud (GCP/Azure), and infrastructure-focused engineering.
Java, Python, Go, GCP, Azure, Subversion, Git, Librarian, Oracle, DB2, Microsoft SQL Server, SQL, SAP, Microsoft PowerShell, Cobol, Rexx, .NET
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Senior Applications Developer
Germantown or Oak Ridge or Lemont
$135k-$216k/yr OnsiteFull Time
12+ YOEBachelor's degree in CS/IT/Software Engineering (or equivalent experience), US citizen able to obtain DOE clearance, extensive experience with Jira/Atlassian Cloud migrations, Azure development, Java/.NET/JavaScript, SQL and web server administration.
Jira, Confluence, Atlassian Cloud, Atlassian Custom Developer Tools, Java, JavaScript, .NET, C++, C#, HTML, CSS, SQL, SQL Managed Instance, Azure App Service, Azure SQL Managed Instance, Azure DevOps, PowerShell, WebSphere, IIS, Eclipse, ServiceNow, Oracle BI, SQL Stored Procedures, Microsoft Visual Studio, Microsoft Power Platform
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